Shandong Zhongjie Special Equipment Co., Ltd. specializes in the following products: fuel (gas) boilers, organic heat carrier boilers, biomass boilers, waste heat boilers, and other boiler products; vacuum insulated cryogenic pressure vessels such as LNG storage tanks, oxygen/nitrogen/argon storage tanks, and CO2 storage tanks; pressure vessel products including denitrification engineering equipment, heat storage and energy storage equipment, and complete chemical equipment; central air conditioning and HVAC equipment such as ground (water) source heat pumps, air source units, water-cooled screw units, and air-cooled modules. Planned products include large-scale energy centers, LNG transport vehicles, LNG tank containers, and other green energy equipment.
For the maintenance and repair of CO2 storage tanks, the following methods are recommended: Regular Inspections: Regularly check the exterior and interior conditions of the tank, including for corrosion, cracks, and gas leaks. Non-destructive testing methods, such as ultrasonic testing, can be used to assess the tank's integrity. Cleaning and Corrosion Protection: Regularly clean the exterior surface of the tank to remove dirt and debris. For tanks with corrosion-resistant coatings, regularly inspect the condition of the coating and perform repairs or recoating to protect against corrosion. Leak Detection: Regularly perform leak detection to ensure there are no leakage issues. Gas detectors or leak detectors can be used for testing, or pressure tests can be conducted to evaluate the tank's sealing performance. Safety Valve Inspection: Regularly check and test the functionality of the safety valves to ensure they operate normally under overpressure conditions. Adjust and test according to the specifications and requirements of the safety valves. Pipe and Valve Maintenance: Regularly inspect and maintain the pipes and valves connected to the tank to ensure proper operation and sealing performance. Clean and lubricate valves, and check for leaks at pipe connections. Documentation: Record the dates, contents, and results of maintenance and repairs, establishing a maintenance record for the tank. Retain relevant documents and reports for future reference and review. Please note that for the maintenance and repair of CO2 storage tanks, it is recommended to follow relevant safety operating procedures and standards. If you do not have the relevant knowledge and experience, it is advisable to consult personnel or manufacturers for maintenance and repair work.

Low-temperature carbon dioxide storage tanks offer several advantages: - Low-temperature storage capability: These tanks can store carbon dioxide at low temperatures, typically between -40°C and -70°C. This low-temperature storage allows carbon dioxide to be stored in a liquid state, significantly reducing the storage space required. - High storage density: Due to the liquid state of carbon dioxide at low temperatures, its storage density is relatively high. Compared to gaseous storage, liquid storage can hold more carbon dioxide in a smaller tank, improving storage efficiency. - Environmental and renewable: Carbon dioxide is an environmentally friendly gas, with minimal harmful emissions during storage and use. Moreover, carbon dioxide can be reused through capture and recycling technologies, reducing environmental impact. - High safety: Low-temperature carbon dioxide storage tanks are made from high-strength materials with good sealing and corrosion resistance. They are equipped with safety valves and pressure relief devices to effectively control internal pressure and temperature, ensuring safety during storage. - Wide application: These tanks are widely used in various industries, such as food and beverage, pharmaceutical, and chemical industries. They can be used for frozen food, refrigeration equipment, gas supply, and more, meeting diverse industry needs. In summary, low-temperature carbon dioxide storage tanks offer low-temperature storage, high storage density, environmental and renewable qualities, high safety, and wide application. These advantages make them an essential storage and usage equipment for carbon dioxide in many industries.

When handling CO2 storage tanks, static electricity is a safety issue that needs attention. Here are some ways to avoid static: - Grounding: Ensure the tank and related equipment are properly grounded. Grounding releases static to the ground, reducing the likelihood of static buildup. Use specialized grounding devices and grounding wires to ensure reliable grounding. - Static Dissipative Equipment: Use static dissipative equipment such as static dissipative clothing, shoes, gloves, etc. These devices help eliminate or reduce static buildup and protect the safety of the operators. - Avoid Friction: Prevent friction during operation, especially when in contact with substances or flammable gases. Friction can generate static, increasing the risk of fire or explosion. - Control Humidity: Maintain an appropriate humidity level in the operating environment; higher humidity can reduce the generation and buildup of static. Use humidifiers or other humidity control devices to adjust the environmental humidity. - Avoid Plastic or Rubber Materials: Plastic and rubber materials are prone to static generation; try to avoid using these materials during operation. Choose materials with better antistatic properties for operation. - Static Eliminators: Use static eliminators to eliminate or reduce static buildup. Static eliminators neutralize static by releasing charges, reducing the danger of static. - Tank Cleaning: Regularly clean the interior of the tank to remove accumulated impurities and dirt. Be cautious to prevent the generation and buildup of static during the cleaning process. It is important to note that the methods to avoid static should be determined based on the specific operating environment and tank characteristics. During operation, follow relevant safety regulations and standards, and consult with experts if necessary.

Urea synthesis from carbon dioxide is a significant chemical reaction with several applications: Urea Production: Urea is a crucial nitrogen fertilizer and chemical, widely used in both agricultural and industrial sectors. Carbon dioxide synthesis is one of the commonly used methods for urea production. In this process, carbon dioxide reacts under high temperature and pressure to form urea. This method utilizes carbon dioxide resources, reducing reliance on fossil fuels used in traditional urea production. Urea Fuel: Urea can also serve as a urea fuel for internal combustion engines and burners. By heating and decomposing urea, energy is released, which then reacts with oxygen in the air to produce combustion heat. This combustion process only produces water vapor and nitrogen as by-products, reducing environmental pollution. Chemical Synthesis: Urea is an essential raw material for the synthesis of many chemicals. Carbon dioxide synthesis of urea provides a sustainable supply for the chemical industry, used to synthesize other chemicals like plastics, resins, paints, etc. Energy Storage: Urea can also act as a medium for energy storage. By synthesizing urea from carbon dioxide, energy can be stored in the form of chemical bonds. When energy is needed, it can be released by decomposing urea, which then reacts with oxygen in the air to produce combustion heat and release stored energy. The development of carbon dioxide synthesis urea technology aims to reduce dependence on fossil fuels used in traditional urea production methods, lower greenhouse gas emissions, and promote the development of sustainable agriculture and the chemical industry. However, this technology is still under development and research, requiring further technological breakthroughs and practical verification for large-scale application.
Zhongjie Special Equipment upholds the grand vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," and is dedicated to the development of the green energy equipment industry. We offer society high-quality and cost-effective products and services!